22212112133130 has 128 divisors (see below), whose sum is σ = 55748042588160. Its totient is φ = 5657652833280.

The previous prime is 22212112133059. The next prime is 22212112133203. The reversal of 22212112133130 is 3133121121222.

It is a self number, because there is not a number n which added to its sum of digits gives 22212112133130.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24674329 + ... + 25558691.

It is an arithmetic number, because the mean of its divisors is an integer number (435531582720).

Almost surely, 2^{22212112133130} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22212112133130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27874021294080).

22212112133130 is an abundant number, since it is smaller than the sum of its proper divisors (33535930455030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22212112133130 is a wasteful number, since it uses less digits than its factorization.

22212112133130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884756.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 22212112133130 its reverse (3133121121222), we get a palindrome (25345233254352).

The spelling of 22212112133130 in words is "twenty-two trillion, two hundred twelve billion, one hundred twelve million, one hundred thirty-three thousand, one hundred thirty".